oil pressure guage not working

wayne1967

Recruit
Joined
May 9, 2012
Messages
5
Took my new to me 2006 yamaha 90tlr out today for the first time. It has a couple of digital guages on the console that do many different features. The one screen with the temp, battery charge and oil pressure are all pointing to the middle of the range except the oil pressure which has no arrow at all. I don't have any warning beeps just no reading of the oil pressure. Any ideas what this could be? Bad senor? something i'm missing? Thanks for any help.
 

BaileysBoat

Senior Chief Petty Officer
Joined
Sep 29, 2008
Messages
716
Re: oil pressure guage not working

Square Command Link gauges? Your probably have an oil switch instead of a sending unit.
 

wayne1967

Recruit
Joined
May 9, 2012
Messages
5
Re: oil pressure guage not working

Yes they are square. Still trying to find out how to work all the stuff on them. The no oil reading worries me. Like I said it doesnt even show a arrow marker to read on the guage.
 

wayne1967

Recruit
Joined
May 9, 2012
Messages
5
Re: oil pressure guage not working

tac.JPG

Here is what it looks like. No arrow if the engine is running or not.
 

catfishcarl99

Senior Chief Petty Officer
Joined
Apr 25, 2012
Messages
723
Re: oil pressure guage not working

welcome wayne. see ya took my advise. hopefully somebody will know what is causing it and if its just a gauge problem. they sure helped me out alot here and got me running great.

jeremy from catfish1
 

catfishcarl99

Senior Chief Petty Officer
Joined
Apr 25, 2012
Messages
723
Re: oil pressure guage not working

dont make me look bad lol. i reffered him here.:D
 

99yam40

Fleet Admiral
Joined
Sep 7, 2008
Messages
9,282
Re: oil pressure guage not working

2 strokes do not have oil pressure and 4 strokes may have a switch not sensor like he said.
Check you manual to see
 

wayne1967

Recruit
Joined
May 9, 2012
Messages
5
Re: oil pressure guage not working

It's a 4 stroke. Unless I am missing it my owner's manual doesn't say anything about an oil pressure switch. A service manual might but I don't have one. My boat has the Yamaha Smartcraft upgraded gauge package so the guages in my manual do not look like the ones I have.
 
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